<?php 
    session_start();
    $_SESSION['evalanswer'] = ''; #clear it
    session_destroy();
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
 "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en-US">
  <head>
    <title>Welcome.</title>
    <meta http-equiv="Content-Type" content ="text/html; charset=utf-8">
    <link rel="stylesheet" href="authenticatejw.css" type="text/css">
  </head>
  <body>
I guess this is good bye.
  </body>
</html>
